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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.